<template>
  <view>
    <!-- 搜索组件 -->
    
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    
    <!--轮播图区域-->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item, i) in swiperList" :key="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    
    <!--分类导航区域-->
    <view class = "nav-list">
      <view class = "nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src" class ="nav-img"></image>
      </view>
    </view>
    
    <!--首页楼层区域-->
    <view class="floor-list">
      <!--每个楼层-->
      <view class="floor-item" v-for="(item, i) in floorList" :key="i">
        <!--每个楼层标题图片-->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!--每个楼层内容-->
        <view class="floor-img-box">
          <!--左侧大盒子-->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
          </navigator>
          <!--右侧小盒子-->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2!==0" :url="item2.url">
              <image :src="item2.image_src" mode="widthFix" :style="{width:item2.image_width+'rpx'}"></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
    
    <!-- 楼层图片区域 -->
    
    
  </view>
</template>

<script>
	export default {
		data() {
			return {
				//轮播图数据列表
        swiperList:[],
        //分类导航数据列表
        navList:[],
        //楼层数据列表
        floorList:[]
			};
		},
    onLoad(){
      //调用方法获取轮播图数据
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods:{
      async getSwiperList(){
       //发起请求
       const { data: res } = await uni.$http.get('/api/public/v1/home/swiperdata')
       
       //如果请求失败
       if (res.meta.status !== 200) return uni.$showMsg()
       
       //成功
      this.swiperList = res.message
      uni.$showMsg('数据请求成功')
      },
      async getNavList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
     navClickHandler(item){
       if(item.name === '分类'){
         uni.switchTab({
           url:'/pages/cate/cate'
         })
       }
     },
     //获取首页楼层数据
     async getFloorList(){
       const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
       if(res.meta.status !== 200) return uni.$showMsg()
       //对数据进行处理
       res.message.forEach(floor=>{
         floor.product_list.forEach(prod =>{
           prod.url='/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
         })
       })
       this.floorList = res.message
     },
     gotoSearch() {
       uni.navigateTo({
         url: '/subpkg/search/search'
       })
     },
     
    }
	}
</script>

<!--样式-->
<style lang="scss">
swiper {
  height: 330rpx;
 .swiper-item,
 image {
   width: 100%;
   height: 100%;
 }
}
  .nav-list{
    display: flex;
    justify-content: space-around;
    margin: 15px 0;
  }
  .nav-img{
    width: 128rpx;
    height: 140rpx;
  }
  .floor-title {
    height: 60rpx;
    width: 100%;
    display: flex;
  }
  
  .right-img-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  
  .floor-img-box {
    display: flex;
    padding-left: 10rpx;
  }
  .search-box {
    // 设置定位效果为“吸顶”
    position: sticky;
    // 吸顶的“位置”
    top: 0;
    // 提高层级，防止被轮播图覆盖
    z-index: 999;
  }
  
</style>
